21441696

素因数分解:

$2^5\times 3^1\times {\mathrm{149}}^1\times {\mathrm{1499}}^1$

素因数の和:1661

約数の個数: 48

約数和(自身を含む): 56700000

約数和(自身を除く): 35258304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 149, 298, 447, 596, 894, 1192, 1499, 1788, 2384, 2998, 3576, 4497, 4768, 5996, 7152, 8994, 11992, 14304, 17988, 23984, 35976, 47968, 71952, 143904, 223351, 446702, 670053, 893404, 1340106, 1786808, 2680212, 3573616, 5360424, 7147232, 10720848, 21441696]

約数ペア:

[(1, 21441696), (2, 10720848), (3, 7147232), (4, 5360424), (6, 3573616), (8, 2680212), (12, 1786808), (16, 1340106), (24, 893404), (32, 670053), (48, 446702), (96, 223351), (149, 143904), (298, 71952), (447, 47968), (596, 35976), (894, 23984), (1192, 17988), (1499, 14304), (1788, 11992), (2384, 8994), (2998, 7152), (3576, 5996), (4497, 4768)]